Benzene Summary Table at Memorial Academy

This page last reviewed November 26, 2001

Month Summary Statistics
Number of Samples Minimum
(ppb)
Maximum
(ppb)
Average
(ppb)
October-99 3 1.5 2.1 1.7
November-99 6 0.9 1.7 1.2
December-99 7 1.5 2.4 1.9
January-00 8 0.5 3.1 1.4
February-00 7 0.4 1.2 0.8
March-00 7 0.3 0.9 0.5
April-00 7 0.1 0.9 0.4
May-00 2 0.3 0.9 0.6
June-00 3 0.1 0.3 0.2
July-00 2 0.1 0.3 0.2
August-00 3 0.1 0.7 0.4
September-00 2 0.1 0.4 0.3
October-00 3 0.3 0.8 0.6
November-00 2 0.9 1.8 1.4
December-00 3 1.3 1.8 1.6
January-01 3 1.3 2.1 1.6
February-01 1 0.6 0.6 0.6
SUMMARY Total Minimum Maximum Average
  69 0.1 3.1 0.9

Note: The lowest concentration that can be measured (LOD) is 0.2 parts per billion (ppb). Values below the LOD are set to 0.5 * LOD.


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